Inventor

CHOI CHANG-HWAN

US46 patents

⚠️ This page may combine multiple inventors who share the name “CHOI CHANG-HWAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CHOI CHANG-HWAN

SAMSUNG ELECTRONICS CO LTD

Light emitting diode package and method of manufacturing the same

Thin film transistor and vertical non-volatile memory device including transition metal-induced polycrystalline metal oxide channel layer

Electronic apparatus, controlling method of thereof and non-transitory computer readable recording medium

Thin film transistor and vertical non-volatile memory device including transition metal-induced polycrystalline metal oxide channel layer

Method for fabricating a semiconductor device

Three-dimensional semiconductor memory device, operating method of the same and electronic system including the same

Electronic apparatus, controlling method of thereof and non-transitory computer readable recording medium

Method of recommending broadcasting contents and recommending apparatus therefor in multimedia contents reproducing device

Three-dimensional semiconductor memory device including ferroelectric thin film and manufacturing method of the same

Device and method for providing response to device usage inquiry

SAMSUNG ELECTRO MECH

Semiconductor light emitting device and method of manufacturing the same employing nanowires and a phosphor film

Light emitting transistor

Optical coupler

Laminated lens package and method of fabricating the same

Substrate panel

STEVENS INSTITUTE OF TECHNOLOGY

In situ oil cleanup and recovery using smart polymer integrated surface vessels

In situ oil cleanup and recovery using smart polymer integrated surface vessels

In situ oil cleanup and recovery using smart polymer integrated surface vessels

Oil-impregnated nanoporous oxide coating for inhibiting aluminum corrosion

Artificial cornea with double-side microtextured pHEMA hydrogel

SK HYNIX INC

Semiconductor device and method of manufacturing the same

Semiconductor device and method of manufacturing the same

Semiconductor device and method of manufacturing the same

Semiconductor device and method of manufacturing the same

CHOI CHANG-HWAN

Sofa equipped with radiant heating mattress for fomentation and massage

Method of recommending broadcasting contents and recommending apparatus therefor in multimedia contents reproducing device

Server and method for providing synchronization information, client apparatus and method for synchronizing additional information with broadcast program

KIM CHANGSUNG SEAN

Switched reluctance motor

Chemical vapor deposition apparatus

Stator core plate for electric motor

UNIV HANYANG IND UNIV COOP FOUND

Three-dimensional semiconductor memory device, operating method of the same and electronic system including the same

Method of forming and transferring thin film using SOI wafer and heat treatment process

Three-dimensional tunneling field-effect transistor and method of fabricating the same

LEE KYUNG HO

Flexible printed circuit board and method of manufacturing the same

Method of manufacturing a flexible printed circuit board

SAMSUNG LED CO LTD

Light emitting device

RYU WON-HO

Method and apparatus for providing information related to broadcast programs

KIM HYUN JUN

Photonic crystal light emitting device using photon-recycling

MOON WON HA

Light emitting device

LEE JONG KWANG

Cable-driven manipulator

NOVELLUS SYSTEMS INC

Apparatus for thermal treatment of thin wafers

MAO WEIDONG

Tunable two-mirror interference lithography system

YOON HEE-SOO

Substrate panel including insulation parts and bus line

KIM BYEONG HAN

Switched reluctance motor having a vertical moving commutator

RYU SUNG-HO

Method and apparatus for browsing broadcast programs using dynamic user interface

INDUSTRY ACADEMIC COOPERATION FOUNDATION OF YEUNGNAM UNIV

Distance measurement method using vision sensor database